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LEARN MORE ABOUT .idIn 2021, the largest age group in Phillip Island was 60 to 64 year olds. The group that changed the most since 1996 was 60 to 64 year olds, increasing by 957 people.
The Age Structure of Phillip Island provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Phillip Island's residential role and function and how it is likely to change in the future.
Five year age groups present a classic age profile of the population. Each age group covers exactly five years, which enables direct comparison between each group.
To get a more complete picture Phillip Island's Age Structure should be viewed in conjunction with Household Types and Dwelling Types.
Q:
Derived from the Census question:
'What is the person's date of birth or age?'
| Age structure - Five year age groups | |||||||
|---|---|---|---|---|---|---|---|
| Phillip Island - Total persons (Enumerated) | 2021 | 1996 | Change | ||||
| Five year age groups (years) | Number | % | Colac Otway Shire % | Number | % | Colac Otway Shire % | 1996 to 2021 |
| 0 to 4 | 602 | 4.4 | 5.1 | 349 | 6.1 | 7.3 | +253 |
| 5 to 9 | 750 | 5.5 | 5.7 | 463 | 8.1 | 8.1 | +287 |
| 10 to 14 | 771 | 5.6 | 5.9 | 446 | 7.8 | 8.4 | +325 |
| 15 to 19 | 617 | 4.5 | 5.5 | 239 | 4.2 | 6.7 | +378 |
| 20 to 24 | 452 | 3.3 | 4.7 | 203 | 3.6 | 5.4 | +249 |
| 25 to 29 | 543 | 4.0 | 5.9 | 277 | 4.8 | 5.9 | +266 |
| 30 to 34 | 640 | 4.7 | 6.0 | 366 | 6.4 | 6.7 | +274 |
| 35 to 39 | 746 | 5.5 | 5.7 | 373 | 6.5 | 7.6 | +373 |
| 40 to 44 | 714 | 5.2 | 5.3 | 358 | 6.3 | 7.6 | +356 |
| 45 to 49 | 823 | 6.0 | 6.0 | 390 | 6.8 | 6.9 | +433 |
| 50 to 54 | 860 | 6.3 | 6.7 | 293 | 5.1 | 5.4 | +567 |
| 55 to 59 | 1,025 | 7.5 | 7.1 | 308 | 5.4 | 4.7 | +717 |
| 60 to 64 | 1,280 | 9.4 | 7.2 | 323 | 5.6 | 4.3 | +957 |
| 65 to 69 | 1,261 | 9.2 | 7.2 | 417 | 7.3 | 4.5 | +844 |
| 70 to 74 | 1,078 | 7.9 | 6.1 | 355 | 6.2 | 4.0 | +723 |
| 75 to 79 | 705 | 5.2 | 4.1 | 279 | 4.9 | 3.0 | +426 |
| 80 to 84 | 397 | 2.9 | 2.9 | 187 | 3.3 | 2.1 | +210 |
| 85 and over | 390 | 2.9 | 2.8 | 92 | 1.6 | 1.3 | +298 |
| Total population | 13,654 | 100.0 | 100.0 | 5,718 | 100.0 | 100.0 | +7,936 |
Dominant groups
Analysis of the five year age groups of Phillip Island in 2021 compared to Colac Otway Shire shows that there was a lower proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).
Overall, 15.5% of the population was aged between 0 and 15, and 28.1% were aged 65 years and over, compared with 16.7% and 23.1% respectively for Colac Otway Shire.
The major differences between the age structure of Phillip Island and Colac Otway Shire were:
- A larger percentage of persons aged 60 to 64 (9.4% compared to 7.2%)
- A larger percentage of persons aged 65 to 69 (9.2% compared to 7.2%)
- A larger percentage of persons aged 70 to 74 (7.9% compared to 6.1%)
- A smaller percentage of persons aged 25 to 29 (4.0% compared to 5.9%)
Emerging groups
From 1996 to 2021, Phillip Island's population increased by 7,936 people (138.8%). This represents an average annual population change of 3.54% per year over the period.
The largest changes in age structure in this area between 1996 and 2021 were in the age groups:
- 60 to 64 (+957 persons)
- 65 to 69 (+844 persons)
- 70 to 74 (+723 persons)
- 55 to 59 (+717 persons)
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